<script setup>
import { ref, onMounted } from 'vue'
import { addApi, queryPageApi, queryByIdApi, updateApi, deleteByIdApi } from '@/api/role'
import { ElMessage, ElMessageBox } from 'element-plus'
onMounted(() => {
  search()
})
// 查询参数
const queryParams = ref({
  name: '',
  label: '',
  page: 1,
  pageSize: 10
})

// 表格数据
const roleList = ref([])
const total = ref(0)

// 动态加载数据
const search = async () => {
  const result = await queryPageApi(queryParams.value);
  if (result.code) {
    roleList.value = result.data.rows;
    total.value = result.data.total;
  }
}

// 清空
const clear = () => {
  queryParams.value = { name: '', label: '', page: 1, pageSize: 10 }
  search()
}

// 分页大小改变
const handleSizeChange = (val) => {
  search()
}

// 页码改变
const handleCurrentChange = (val) => {
  search()
}

// 对话框
const formTitle = ref('')
const dialogFormVisible = ref(false)
const formLabelWidth = '100px'
const role = ref({
  name: '',
  label: ''
})
// 添加角色
const handleAdd = () => {
  dialogFormVisible.value = true
  formTitle.value = '添加角色'
  role.value = { name: '', label: '' }
  if (roleFormRef.value) { // 如果表单存在
    roleFormRef.value.resetFields()
  }
}
// 保存角色
const save = async () => {
  roleFormRef.value.validate(async (valid) => {
    if (valid) { //valid 为true 表示校验通过

      let result;
      if (role.value.id) { // 如果role有id,执行修改
        result = await updateApi(role.value);
      } else {
        result = await addApi(role.value);
      }

      if (result.code) {
        ElMessage.success('保存成功')
        dialogFormVisible.value = false
        search()
      } else {
        ElMessage.error(result.msg)
      }

    } else {
      ElMessage.error('请填写正确的数据')
    }
  })
}
// 表单校验规则
const roleFormRef = ref(null)
const rules = ref({
  name: [
    { required: true, message: '角色名称为必填项', trigger: 'blur' },
    { min: 2, max: 10, message: '角色名称应该在2-10位之间', trigger: 'blur' },
  ],
  label: [
    { required: true, message: '角色状态为必填项', trigger: 'blur' },
    { min: 2, max: 20, message: '角色名称应该在2-10位之间', trigger: 'blur' },
  ],
  remark:[
  { min: 2, max: 50, message: '备注信息应该在2-50位之间', trigger: 'blur' },
  ]  
})

// 点击修改按钮触发
const handleEdit = async (id) => {
  const result = await queryByIdApi(id)
  if (result.code) {
    dialogFormVisible.value = true
    formTitle.value = '修改角色'
    role.value = result.data
    if (roleFormRef.value) {
      roleFormRef.value.resetFields()
    }
  } else {
    ElMessage.error(result.msg)
  }
}

// 点击删除按钮触发
const handleDelete = async (id) => {
  ElMessageBox.confirm('确认要删除该角色吗?', '提示', { confirmButtonText: '确认', cancelButtonText: '取消', type: 'warning', })
    .then(async () => {
      const result = await deleteByIdApi(id)
      if (result.code) {
        ElMessage.success('删除成功')
        search()
      } else {
        ElMessage.error(result.msg)
      }
    }).catch(() => {
      ElMessage.info('已取消删除')
    })

}

</script>
<template>
  <div class="department">

    <!-- 搜索区域 -->
    <el-form :inline="true" :model="queryParams" ref="queryForm" class="search-form">
      <el-form-item label="角色名称">
        <el-input v-model="queryParams.name" placeholder="请输入角色名称" :style="{ border: '1px solid #dcdfe6' }" />
      </el-form-item>
      <el-form-item label="角色标识">
        <el-input v-model="queryParams.label" placeholder="请输入角色标识" :style="{ border: '1px solid #dcdfe6' }" />
      </el-form-item>
      <el-form-item class="search-buttons">
        <el-button type="primary" @click="search"><el-icon>
            <Search />
          </el-icon>搜索</el-button>
        <el-button @click="clear"><el-icon>
            <Refresh />
          </el-icon>清空</el-button>
      </el-form-item>
    </el-form>

    <!-- 操作按钮区域 -->
    <div class="operation-area">
      <el-button type="primary" @click="handleAdd"><el-icon>
          <Plus />
        </el-icon>添加角色</el-button>
    </div>

    <!-- 表格区域 -->
    <el-table :data="roleList" style="width: 100%" border>
      <el-table-column type="index" label="序号" width="100" align="center" />
      <el-table-column prop="name" label="角色名称" width="350" align="center" />
      <el-table-column prop="label" label="角色标识" width="350" align="center" />
      <el-table-column prop="updateTime" label="最后修改时间" width="350" align="center" />
      <el-table-column label="操作" align="center">
        <template #default="scope">

          <el-button type="primary" link @click="handleEdit(scope.row.id)">
            <el-icon>
              <Edit />
            </el-icon>修改
          </el-button>

          <el-button type="danger" link @click="handleDelete(scope.row.id)">
            <el-icon>
              <Delete />
            </el-icon>删除
          </el-button>

        </template>
      </el-table-column>
    </el-table>

    <!-- 分页区域 -->
    <div class="pagination">
      <el-pagination v-model:current-page="queryParams.page" v-model:page-size="queryParams.pageSize"
        :page-sizes="[10, 20, 30, 40, 50]" layout="total, sizes, prev, pager, next, jumper" :total="total"
        @size-change="handleSizeChange" @current-change="handleCurrentChange" />
    </div>

    <!-- 添加角色 / 修改角色 对话框 -->
    <el-dialog v-model="dialogFormVisible" :title="formTitle" width="500">

      <el-form :model="role" :rules="rules" ref="roleFormRef">
        <el-form-item label="角色名称" :label-width="formLabelWidth" prop="name">
          <el-input v-model="role.name" autocomplete="off" placeholder="请输入角色名称" />
        </el-form-item>

        <el-form-item label="角色标识" :label-width="formLabelWidth" prop="label">
          <el-input v-model="role.label" autocomplete="off" placeholder="请输入角色标识" />
        </el-form-item>
        <el-form-item label="备注" :label-width="formLabelWidth" prop="remark"> 
          <el-input v-model="role.remark" autocomplete="off" placeholder="请输入角色的备注信息" type="textarea" :rows="4":maxlength="50"show-word-limit/>
        </el-form-item>
      </el-form>

      <template #footer>
        <div class="dialog-footer">
          <el-button @click="dialogFormVisible = false">取消</el-button>
          <el-button type="primary" @click="save">确定</el-button>
        </div>
      </template>
    </el-dialog>

  </div>
</template>


<style scoped>
.department {
  padding: 20px;
  background-color: #fff;
  min-height: 100%;
  border-radius: 8px;
  /* 添加圆角 */
}

.operation-area {
  margin: 20px 0;
}

.search-form {
  display: flex;
  align-items: center;
}

.search-form :deep(.el-form-item) {
  margin-right: 20px;
  min-width: 280px;
}

.search-buttons {
  margin-left: auto !important;
  min-width: auto !important;
}

.pagination {
  margin-top: 20px;
  display: flex;
  justify-content: flex-end;
}

.divider {
  height: 0.5px;
  background-color: #dcdfe6;
  margin: 10px 0;
  width: 100%;
}

:deep(.role-dialog .el-dialog__body) {
  padding-top: 30px;
}

.role-form {
  width: 80%;
  margin: 0 auto;
}

:deep(.el-button .el-icon) {
  margin-right: 4px;
}
</style>